12212033101 has 2 divisors, whose sum is σ = 12212033102. Its totient is φ = 12212033100.

The previous prime is 12212033083. The next prime is 12212033111. The reversal of 12212033101 is 10133021221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10998555876 + 1213477225 = 104874^2 + 34835^2 .

It is a cyclic number.

It is not a de Polignac number, because 12212033101 - 2⁵ = 12212033069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12212033111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6106016550 + 6106016551.

It is an arithmetic number, because the mean of its divisors is an integer number (6106016551).

Almost surely, 2^12212033101 is an apocalyptic number.

It is an amenable number.

12212033101 is a deficient number, since it is larger than the sum of its proper divisors (1).

12212033101 is an equidigital number, since it uses as much as digits as its factorization.

12212033101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12212033101 its reverse (10133021221), we get a palindrome (22345054322).

The spelling of 12212033101 in words is "twelve billion, two hundred twelve million, thirty-three thousand, one hundred one".